Online Session

CONF-MCEE 2023 will hold an online session on the topic of materials, chemistry, and environmental engineering for more convenient participation of scholars worldwide. This online session will invite professors from top universities and authors of qualified papers to present their works. Keynote speeches and oral presentations will be delivered through videos, which can be watched on CONF-MCEE 2023 official YouTube channel. We believe that this online session will still be a great platform for participants to share, discuss, and cooperate. Hope you may enjoy the CONF-MCEE 2023 online session!

Presentation Format

All invited authors at the virtual conference will be giving their presentations using pre-recorded videos. The recommended length of the videos is 5-10 minutes. An official YouTube channel for the online session will be created. All accepted videos will be uploaded to our official channel. Discussion on the content of the papers will be conducted in the comment section of the videos. You can refer to the CONF-MCEE 2022 YouTube Channel for more information about the format of the conference.


Date: March 18, 2023 (Saturday)

Location: Online


Dates (UTC-8) Title of Speech
09:00-09:30 Opening Ceremony
09:30-10:00 The Emergence of Porous and Water Stable Metal Halide Semiconductors
10:00-10:30 High-yield and Room Temperature Synthesis of Holey 2D Oxide Nanosheets
10:30-11:00 Biopolymers from Various Natural Resources and Biodegradable Polyesters with Shape Memory Effects
Lunch Break
14:00-14:30 Reduced Graphene Oxide from Agricultural Waste Sources
14:30-15:00 Oceanography and Informatics
15:00-15:30 The Human Impact of Marine Ecosystem Imbalance: An Analysis of Society and Ocean Management
15:30-16:00 The Investigation of the Effect of Different Protein Content in Fish Food on the Average Weight of Lactuca Sativa under SRAPS Aquaponics Condition

Information for Authors

Besides the certificate of participation, speakers in the online session will also receive a certificate of oral presentation. The presentation videos will be listed on the official YouTube channel permanently.

Important Dates

Dates (UTC-8) Events
March 12 Video Submission Deadline
March 18 Online Session Begins
March 24 Questions Collection Deadline
March 31 Questions must be replied before this date

Conference Fees

Viewers of the online session do not need to pay the conference participation fee. However, invited authors need to pay the processing fee.

Record & Upload Videos

Invited presenters can follow the instruction to record and upload your presentations. Every presenter should make their own slides including one designated cover slide and record a video within the time limit. The recommended length of the videos is between 5 and 10 minutes. The video and slides should be in widescreen format (16:9). The slides can be created in any presentation software, e.g., PowerPoint, Keynote, etc., which allows you to export slides to PDF. You should upload the final video as well as the exported slides in PDF format to and email the link to us. Download THIS FILE to look through more information.

Download Links

Instruction: Click Here

Cover Slide: Click Here

Discussion Format

All participants are welcome to the CONF-MCEE 2023 chat room on Discord. You can have direct interactions with speakers. If you would like to join the online discussion, please contact

Comments and discussions are also welcomed in the comment section of the videos. All participants may send the questions to us via email as well. We will send those questions privately to the speakers and the deadline for them to reply is March 31. All the discussions will be concluded and posted in the comment section at last.


  • It's too slow when I upload my video and presentation PDF file to / I can't access

  • You can choose other online storage platforms (, are our other recommendations) to upload your files. If your email service has the ability to send large files within their system, you could also send the files directly to us. PLEASE DO NOT upload the video directly to YouTube or any other video hosting websites by yourself and send us a link to it.